Math Symbols! Learn useful Mathematical symbols (equal sign ‘=’, not equal sign ‘≠’, approximately equal sign ‘≈’…) with images and examples. In English, there are certain symbols which are used in math and each of these has a name. It is very useful to be able to recall the names of these symbols as this will greatly assist you in your conversation and especially when looking at written English. Perhaps you are a student, in this case, these math symbols will be extremely handy to have in your arsenal. Not only that, but by being able to state the names of these symbols, you will begin to sound more like a native speaker.

## Mathematical Symbols

### List of Mathematics Symbols

- Addition
- Subtraction
- Multiplication
- Division
- Plus-minus
- Strict inequality
- Equality
- Inequation
- Tilde
- Congruence
- Infinity
- Inequality
- Material equivalence
- Material implication
- Theta
- Empty set
- Triangle or delta

*Mathematical Symbols Image: Useful List of Math Symbols in English*

- For all
- Pi constant
- Integral
- Intersection
- Union
- Factorial
- Therefore
- Square root
- Perpendicular
- Exists
- Line
- Line segment
- Ray
- Right angle
- Angle
- Summation
- Braces (grouping)
- Brackets
- Parentheses (grouping)

### Math Symbols with Images and Examples

Learn these Math symbols with images, examples and video lessons to improve your Math vocabulary in English.

**Addition**

– Read as: **Plus**/ **Add**

– Example: “*Three plus three equals six.” (3 + 3 = 6)*

**Subtraction**

– Read as: **Minus**

– Example: “*Three minus one equals two.*” (3 – 1 = 2)

**Multiplication**

– Read as: **Times**/ **Multiplied by**

– Example: *“Four multiplied by five is twenty.”* (4 x 5 = 20)

**Division**

– Read as: **Divided by**

– Example: *“Nine divided by three is three.”* (9 : 3 = 3)

**Plus-minus**

– Read as: **Plus or minus**

– Example: *“Three plus or minus two equals five or one.” *(3 ± 2 = 5 or 1)

**Strict inequality**

– Read as: **Is greater than**

– Example: *“Three is greater than two.”* (3 > 2)

– Read as: **Is less than**

– Example: “Two is less than three.” (2 < 3)

**Equality**

– Read as: **Is equal to**

– Example: *“Four is equal to three plus one.”* (4 = 3 + 1)

**Inequation**

– Read as: **Is not equal to**

– Example: *“Four is not equal to three.”* (4 ≠ 3)

**Tilde**

– Read as: **Is similar to**

**Congruence**

– Read as: **Is congruent to**

**Infinity**

– Read as: **Infinity**

**Inequality**

– Read as: **Is greater than or equals**

– Example: *“a is greater than or equal to b.”* (a ≥ b)

– Read as: **Is less than or equals**

– Example: *“a is less than or equal to b.”* (a *≤ * b)

**Material equivalence**

– Read as: **Is equivalent to**

**Material implication**

– Read as: **Implies**

**Theta**

– Read as: **Theta**

**Empty set**

– Read as: **Empty set**

**Triangle or delta**

– Read as: **Triangle**/ **Delta**

**For all**

– Read as: **For all**

**Pi constant**

– Read as: **Pi**

**Integral**

– Read as: **Integral**

**Intersection**

– Read as: **Intersection of two sets**

**Union**

– Read as: **Union of two sets**

**Factorial**

– Read as: **Factorial**

**Therefore**

– Read as: **Therefore**

**Square root**

– Read as: **Square root of**

**Perpendicular**

– Read as: **Is perpendicular to**

**Exists**

– Read as: **Exists**

**Percent**

– Read as: **Percent**

**Line**

– Read as: **Line AB**

**Line segment**

– Read as: **Segment AB**

**Ray**

– Read as: **Ray AB**

**Right angle**

– Read as: **Right angle**

**Angle**

– Read as: **Angle**

**Summation**

– Read as: **Sum of**/ **Sigma**

**Braces** (grouping)

– Read as: **Braces**

**Brackets**

– Read as: **Brackets**

**Parentheses** (grouping)

– Read as: **Parentheses**

Learn more how and when to use Parentheses () Brackets [] in English.

**List of Mathematical Symbols | Math Symbols Chart**

**Math Symbols Video**

Learn useful math symbols with American English pronunciation.

*(Mathematical Symbols: Useful List of Math Symbols in English)*

Sadly I am having a really hard time finding the symbols I am looking for

I’m

hi and thanks

hi my lecture slides have an infinity symbol chopped off on the right side, what is that please?

Isn’t it a propto? (That means terms on each side are proportional to each other)

Thanks!